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Finding the Fourth Proportional to 6,608.53, 9,909.57 and 3,272.92

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Solution

The fourth proportional to 6,608.53, 9,909.57 and 3,272.92 is: 4,907.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,608.53 : 9,909.57 = 3,272.92 : x
  2. Step 2: Convert to fraction form
    6,608.53/9,909.57 = 3,272.92/x
  3. Step 3: Cross multiply
    6,608.53x = 9,909.57 × 3,272.92
  4. Step 4: Simplify right side
    6,608.53x = 32,433,229.84
  5. Step 5: Solve for x
    x = 32,433,229.84/6,608.53
  6. Step 6: Final answer
    x = 4,907.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.